docs: def encrypt_python_item(item, crypto_config):
      # type: (dynamodb_types.ITEM, CryptoConfig) -> dynamodb_types.ITEM
      """Encrypt a dictionary for DynamoDB.
  
      >>> from dynamodb_encryption_sdk.encrypted.item import encrypt_python_item
      >>> plaintext_item = {
      ...     'some': 'data',
      ...     'more': 5
      ... }
      >>> encrypted_item = encrypt_python_item(
      ...     item=plaintext_item,
      ...     crypto_config=my_crypto_config
      ... )
  
      .. note::
  
          This handles human-friendly dictionaries and is for use with the boto3 DynamoDB service or table resource.
  
      :param dict item: Plaintext dictionary
      :param CryptoConfig crypto_config: Cryptographic configuration
      :returns: Encrypted and signed dictionary
      :rtype: dict
      """
      ddb_item = dict_to_ddb(item)
      encrypted_ddb_item = encrypt_dynamodb_item(ddb_item, crypto_config)
      return ddb_to_dict(encrypted_ddb_item)